熱縫焊 的英文怎麼說
中文拼音 [rèfénghàn]
熱縫焊
英文
thermanizing-
Before repairing, basing on the actual working condition, concerning the weldability, stress and deformation issues, the scheme of the cold welding technology whose essential being gtaw, low temperature preheating, postweld hammer the welded seam was established
修理前,圍繞兼顧解決焊接性、應力和變形問題,結合實際施工條件制定了以手工鎢極氬弧焊、鎳基焊絲、焊前低溫預熱、焊后錘擊焊縫為要素的冷堆焊工藝。Tailor - welded tube in hydroforming and influence of the heat affected zone on bulge forming
焊縫管液壓成形技術及熱影響區對成形的影響The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased
本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個方面進行了優化,結果表明:採用普通工藝焊接時,葉片焊后殘余拉應力出現在焊縫及其附近區域,並且在葉片出水邊的熔合線附近(危險區域)出現了峰值;在採用優化的分段焊時,先焊兩端后焊中間的方法可以降低葉片危險區域的焊接殘余拉應力峰值,降低效果與葉片出水邊焊段長度、焊縫各段的焊接方向有關;局部加熱法降低轉輪危險區域殘余應力的效果主要與加熱時間、加熱溫度以及加熱面積成正比,與冷卻面積成反比,並且危險區域的殘余應力隨加熱區域的增大呈先降低后升高的趨勢。Cracking failure analysis of the butt welding seams of the bends of steam heaters
蒸汽加熱器彎頭對焊焊縫開裂失效分析Generally, intensity of welds in fsw exceeds heat affected zone
通常情況下,摩擦攪拌焊的焊縫強度超過熱影響區。Spiral submerged - arc welded steel pipe for municipal heat supply
城市供熱用螺旋縫埋弧焊鋼管The failure analysis of the heating jacket indicates that the austenitic stainless steel 316l is susceptible to stress corrosion cracking under the combined action of chloride environment and residual stresses induced by welding
結果表明:加熱夾套開裂的主要原因是316l奧氏體不銹鋼不耐氯化物腐性,焊縫有一定的缺陷和腐蝕介質存在,屬於一種典型的應力腐蝕失效形式。The kind of welding equipment is suitable forwelding the qarts in appplications of heat exchanger in - out water pipe port of electical heater and hot pipe fittings simple operation low lost and good seam foring are the advan tages. it is an essential and special equipment in the profression of tube - making electrical and solar water heaters
該系列焊接設備適用於太陽能熱水器端蓋及水箱內受到影響上的進出水管、熱管接頭、電加熱器接頭及搪瓷水箱進出水管的自動化焊接,焊縫盛開有美觀、效率高、成本上升低,是制桶業、太陽能熱水器、電熱水器等行業必不可少的專用設備。Inductotherm group china - thermatool shanghai is a sister company of thermatool group, has more than 50 years experience in designing and manufacturing hf welders, seam annealers, tube / pipe inline bring / dull annealers ( stainless steel, carbon steel, etc. ), tube / pipe form mill and relevant spare parts. as the leading supplier of welders and seam annealers in the world, thermatool has provided wide range of welders and seam annealers to pipe and tube industries
應達工業(上海)有限公司色瑪圖爾分公司和美國色瑪圖爾公司是姊妹公司,同屬美國應達工業集團,具有50多年專業生產製造高、中頻焊機,焊縫退火設備,管材(碳鋼、不銹鋼)在線光亮/暗退火裝置,焊管成型機組及其附件的豐富經驗,為世界上眾多的行業提供了相應的專業化設備,同時也是世界上最大的高頻焊機和焊縫熱處理設備的製造商。Recently, train is running faster and faster, and considering the stability and security, seamless welded rails ( swr ) are used as the train orbits gradually. the temperature of the rails will vary with weather. so that the rails may release the energy due to the metal characteristic of expanding or contracting with temperature, there is some badly distortion in the swr, worsly occurring accidents on expanding orbits. the portrait thermal stress ( pts ) of the swr should be monitored in some parts regularly, as to avoid such accident
近年來,隨著火車的提速造成的穩定和安全問題,軌道逐步轉為採用無縫焊接鋼軌,隨著鋼軌溫度的變化,無縫鋼軌可能會因為熱脹或冷縮的金屬特性並且在扣件阻力小而且路基較差的路段釋放能量,可能會發生鋼軌嚴重變形,更甚者會發生脹軌跑道等嚴重鐵道事故,為了避免發生如此事故,有必要定期對鋼軌的溫度應力進行檢測。Cold - formed rectangular tube - steel column for architecture structure is formed by roll cold - winding forming process and hf longitudinal seam weld
建築結構用冷彎矩形鋼管是採用冷軋或熱軋鋼帶,經連續輥式冷彎及高頻直縫焊接生產形成的矩形鋼管。A new detecting method and applying of tube sheet weld
列管式換熱器管板焊縫檢漏新方法及應用Sf - gp - cyp - iii mainly used for surface quenching, welding, metal powder sintering tube seam annealing and metal parts heat penetrating
主要用於鋼鐵機械零件的表面淬火釬焊粉末金屬的燒結,鋼管焊縫的退火,以及金屬部件的透熱等。Embrittlement mechanism of the welding deposit metal of bhw - 35 steel
35鋼焊縫熔敷金屬熱處理脆化機理研究Sonic new ideas and views were proposed, such as regulation on general welding procedure qualification and its method of application, welding procedure qualification between heat exchange tube and tube sheet assessmented by the thickness of fillet weld, and so on
本文還首次提出一些新思路、新觀點,如母材、焊材分類細則以及標準以外材料分類要有分類報告佐證;通用的焊接工藝評定規定及使用方法;換熱管與管板的焊接工藝評定是評定角焊縫厚度;氣瓶焊接工藝評定是兩個類型評定的結合,也可以分別評定。The effect of post - welding heat treatment on the weld line, the microstructure and mechanical property of t91 steel was studied
摘要研究了t91鋼焊后熱處理對焊縫及母材組織性能的影響。The results of the experiments show that the ti3al - tcll dual alloys, by vacuum - electron - beam weld, hot die forging and 680c / 12h, ac, heat treatments, have satisfied synthesis properties of intensity, plasticity, hardness. and also it is the feasiblie way. this will establish the supporting technology for the manufacture of the compress disk in the areoengine
實驗結果表明,經真空電子束焊接ti _ 3al ? tc11雙合金經過熱模鍛造和680 12h , ac或815 1h + 700 8h , ac熱處理后,焊接區組織過渡均勻,可以使得焊縫處強度在室溫拉伸時高於ti _ 3al ,而在600拉伸時高於tc11合金,獲得強度、塑性、硬度均令人滿意的綜合性能,且是一條可行的工藝路線。With the model, the simulation of welding process is achieved, and the needed technical parameters of the tissue of welding line are obtained, further more, we can predict the tissu e of welding line by the existing welding heat - cycle technical parameters
該數學模型的正確建立,使16mnr焊接冶金過程的模擬得以實現,通過模擬可以得出所需焊縫組織的焊接工藝參數,同時也可以通過根據現有的焊接熱循環工藝參數預測焊縫組織。Pipes and fittings of longitudinally welded hot - dip galvanized steel pipes with spigot and socket for waste water systems - part 2 : dimensions ; german version en 1123 - 2 : 1999
帶插接套管廢水管道.縱向焊縫熱鍍鋅鋼管道和管件.第2Standard specification for hot - formed welded and seamless high - strength low - alloy structural tubing
熱塑焊接和無縫高強度低合金結構鋼管的標準規范分享友人